From e523f5d181ce66a36b5f9476b86be2fa03284a45 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Pali=20Roh=C3=A1r?= Date: Tue, 12 Apr 2022 11:20:41 +0200 Subject: crc16: Rename fs/ubifs/crc16.h to include/linux/crc16.h MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit File fs/ubifs/crc16.h is standard linux's crc16.h include file. So move it from fs/ubifs to include/linux where are also other linux include files. Signed-off-by: Pali Rohár Reviewed-by: Stefan Roese --- include/linux/crc16.h | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 include/linux/crc16.h (limited to 'include/linux') diff --git a/include/linux/crc16.h b/include/linux/crc16.h new file mode 100644 index 00000000000..052fd3311a9 --- /dev/null +++ b/include/linux/crc16.h @@ -0,0 +1,29 @@ +/* + * crc16.h - CRC-16 routine + * + * Implements the standard CRC-16: + * Width 16 + * Poly 0x8005 (x^16 + x^15 + x^2 + 1) + * Init 0 + * + * Copyright (c) 2005 Ben Gardner + * + * This source code is licensed under the GNU General Public License, + * Version 2. See the file COPYING for more details. + */ + +#ifndef __CRC16_H +#define __CRC16_H + +#include + +extern u16 const crc16_table[256]; + +extern u16 crc16(u16 crc, const u8 *buffer, size_t len); + +static inline u16 crc16_byte(u16 crc, const u8 data) +{ + return (crc >> 8) ^ crc16_table[(crc ^ data) & 0xff]; +} + +#endif /* __CRC16_H */ -- cgit v1.2.3